WO2010063147A1 - Method and mobile terminal for sharing mobile phone television program - Google Patents

Method and mobile terminal for sharing mobile phone television program Download PDF

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Publication number
WO2010063147A1
WO2010063147A1 PCT/CN2008/073313 CN2008073313W WO2010063147A1 WO 2010063147 A1 WO2010063147 A1 WO 2010063147A1 CN 2008073313 W CN2008073313 W CN 2008073313W WO 2010063147 A1 WO2010063147 A1 WO 2010063147A1
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WO
WIPO (PCT)
Prior art keywords
mobile terminal
mobile
packet
program
sharing
Prior art date
Application number
PCT/CN2008/073313
Other languages
French (fr)
Chinese (zh)
Inventor
惠毅
凌小兵
Original Assignee
中兴通讯股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Priority to PCT/CN2008/073313 priority Critical patent/WO2010063147A1/en
Publication of WO2010063147A1 publication Critical patent/WO2010063147A1/en

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/643Communication protocols
    • H04N21/6437Real-time Transport Protocol [RTP]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41Structure of client; Structure of client peripherals
    • H04N21/414Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41407Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61Network physical structure; Signal processing
    • H04N21/6106Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6131Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via a mobile phone network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61Network physical structure; Signal processing
    • H04N21/6156Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
    • H04N21/6181Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving transmission via a mobile phone network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/632Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing using a connection between clients on a wide area network, e.g. setting up a peer-to-peer communication via Internet for retrieving video segments from the hard-disk of other client devices
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers; Analogous equipment at exchanges
    • H04M1/72Substation extension arrangements; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selecting
    • H04M1/725Cordless telephones
    • H04M1/72519Portable communication terminals with improved user interface to control a main telephone operation mode or to indicate the communication status
    • H04M1/72522With means for supporting locally a plurality of applications to increase the functionality
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
    • H04N21/2343Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/234327Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by decomposing into layers, e.g. base layer and one or more enhancement layers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2381Adapting the multiplex stream to a specific network, e.g. an Internet Protocol [IP] network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network, synchronizing decoder's clock; Client middleware
    • H04N21/438Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
    • H04N21/4381Recovering the multiplex stream from a specific network, e.g. recovering MPEG packets from ATM cells
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02Terminal devices
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W92/00Interfaces specially adapted for wireless communication networks
    • H04W92/16Interfaces between hierarchically similar devices
    • H04W92/18Interfaces between hierarchically similar devices between terminal devices

Abstract

The present invention provides a method which supports the share of the mobile phone television program between the transmitting end and the receiving end. The method includes: the transmitting end receives the data stream of the mobile phone television program, performs decryption and decoding to the data stream, and recodes the data stream and encapsulates the data stream into data packets, and then transmits the data packets to the receiving end; the receiving end receives the data packets and decodes them, and then obtains the mobile phone television program. The present invention also provides a mobile terminal which supports the share of the mobile phone television program. By applying the method provided in this invention, the share of the mobile phone television program among the mobile terminals can be realized.

Description

 Method for sharing mobile TV program and mobile terminal

Technical field

 The present invention relates to the field of mobile communications, and in particular, to a method and a mobile terminal for supporting mobile TV program sharing.

Background technique

 With the maturity of 3G networks and the improvement of the performance of mobile terminals, mobile TV services using mobile terminals to watch TV have developed rapidly, and mobile terminals are easy to carry, making mobile TVs more widely influential than traditional TVs.

 The mobile TV service based on CMMB (China Mobile Multimedia Broadcasting) has developed rapidly. Some terminal manufacturers have released relevant commercial products. As mobile TV content providers offer more and more programs, users also Can enjoy more and more exciting program content on the mobile terminal.

 While users enjoy the wonderful TV programs on their mobile phones, they are eager to share with their friends, and expect to allow them to enjoy the wonderful programs on their mobile phones. However, now the CMMB-based mobile TV solution requires the mobile phone to have a dedicated hardware chip to support the program playback. The CMMB hardware chip mainly completes the decryption and decoding of the CMMB mobile TV data. For those mobile phones that do not have a dedicated CMMB hardware chip installed, It is impossible to watch mobile TV programs.

 Therefore, there is a need to provide a way to share mobile TV programs between different mobile terminals, especially to support viewing of TV festivals on mobile phones that do not yet have a dedicated CMMB hardware chip.

Summary of the invention

 The technical problem to be solved by the present invention is to provide a method for supporting mobile phone television program sharing and a mobile terminal, which can share mobile TV programs among different mobile terminals, and satisfy mobile terminal users who do not have CMMB hardware chips to watch television programs. Demand.

In order to solve the above technical problem, the present invention provides a mobile phone that supports the transmitting end and the receiving end. A method of viewing program sharing, including:

 The transmitting end receives the data stream of the mobile TV program, performs decryption decoding, re-encodes and encapsulates the data packet, and sends the data packet to the receiving end, and the receiving end receives the data packet for decoding to obtain the mobile phone television program.

 Further, the foregoing method may further have the following feature: before sending the data packet, the sending end further initiates a program sharing request to the receiving end, and after receiving the response message that the receiving end accepts the program sharing, Send the packet.

 Further, the foregoing method may further have the following feature: the sending end initiates the program sharing request by establishing a CS call with the receiving end, or the sending end initiates the program sharing request by sending a Push short message mode.

 Further, the foregoing method may further have the following feature: the sending end sends the data packet by using a packet service data link.

 Further, the foregoing method may further have the following feature, the data packet is a real-time transport protocol RTP packet.

 The present invention also provides a mobile terminal for supporting mobile phone television program sharing. The mobile terminal is configured to receive a data stream of a mobile phone television program, perform decryption decoding, re-encode and encapsulate the data packet and send it to the peer mobile terminal for sharing.

 Further, the mobile terminal may further have the following feature, the mobile terminal is further configured to initiate a program sharing request to the opposite mobile terminal, and configured to: after receiving the response message that the opposite mobile terminal accepts program sharing Send the packet.

 Further, the mobile terminal may further have the following feature, the mobile terminal is further configured to establish a CS call with the opposite mobile terminal, initiate the program sharing request by using a CS call, or request.

 Further, the foregoing mobile terminal may further have the following feature, the mobile terminal is further configured to activate a packet service data link, and send the data packet by using the packet service data link.

Further, the mobile terminal may further have the following feature: the data packet encapsulated by the mobile terminal is a real-time transport protocol RTP packet. The viewing of the CMMB-based mobile TV festival television program between mobile terminals can be realized by the method described in the method. BRIEF abstract

 The drawings are intended to provide a further understanding of the invention, and are intended to be illustrative of the invention. In the drawing:

 FIG. 1 is a flow chart showing a method for supporting mobile TV program sharing according to the present invention.

Preferred embodiment of the invention

 The core idea of the method for supporting mobile TV program sharing according to the present invention is to perform mobile TV program sharing between mobile terminals, wherein one mobile terminal can directly receive mobile TV programs from the mobile multimedia broadcast network, and receive mobile TV programs. After decryption and decoding, the code is re-encoded, and then sent to the peer mobile terminal for sharing, and the opposite mobile terminal is decoded and played, thereby achieving the purpose of sharing the mobile TV program.

 While watching the mobile TV, the user initiates a call and determines to implement the shared peer mobile terminal. After receiving the CMMB television data from the mobile multimedia broadcast network, the mobile terminal sends the decoder to the decoder for decryption and decoding, and decrypts the decoded data through multiple solutions. Multiplexing, one channel of data is presented to the mobile terminal for playing, the other stream of audio is encoded by AAC encoding, and the video stream is encoded by AVS-M encoding. The invention is not limited to the above AAC, AVS-M encoding The encoded video data is obtained by transform, quantization, entropy coding, intra prediction, inter prediction, loop filtering, etc., and then the encoded audio and video data is packaged by RTP (Real Time Transport Protocol). The operation is distributed to the peer mobile terminal through the packet network, and the peer mobile terminal performs RTP unpacking from the RTP data packet received on the packet network, and then sends the audio stream data and the video stream data to the audio decoding module and the video decoding module. , restore the content of mobile TV programs, and realize mobile TV programs. Sharing between the mobile terminals.

The invention provides a method for supporting mobile TV program sharing, and carrying out mobile TV program sharing The mobile terminals are respectively referred to as a transmitting end and a receiving end, wherein the transmitting end supports receiving mobile TV programs from the mobile multimedia broadcast network and playing, and the receiving end is not limited, that is, the receiving end can support receiving mobile TV programs from the mobile multimedia broadcast network and playing. , or may not support, including the following steps: Step s1: The sender and the receiver establish a CS call;

 Step s2: The sender activates its packet service (PS) data link;

 Step s3: The sender opens the mobile TV client to watch the mobile TV program. The mobile TV client receives the mobile TV program data stream from the mobile multimedia broadcast network, and performs decryption and decoding.

 The above steps sl, s2, and s3 are not limited in the order of execution.

 Step s4: The sending end initiates a mobile TV program sharing request to the receiving end through the CS call, and waits for the receiving end to respond to the message; after receiving the program sharing request, the receiving end returns a response message to the sending end, and if the receiving end accepts the sharing, it needs to be activated. Its PS data link;

 The transmitting end may also initiate a mobile TV program sharing request to the receiving end in the case of confirming that the receiving end PS data link is successfully activated.

 Step s5: If the sending end receives the response message that the receiving end accepts the program sharing, the sending end sends the currently broadcasted mobile TV program content to the receiving end, and the sending end and/or the receiving end may choose to disconnect the CS call;

 The sending end sends the currently played mobile TV program content specifically: the re-encoded and decrypted mobile TV program data stream is re-encoded and packaged in the data packet and then sent.

 Step s6: If the sending end receives the response message that the receiving end rejects the program sharing, the user is prompted to reject the sharing, and the sharing ends.

 In another embodiment of the present invention, the sender and the receiver do not establish a CS call, and the sender sends a TV program sharing request to the receiver through the Push message.

The invention is further illustrated by an embodiment below. 1 is a flow chart of a method for sharing a program of a mobile terminal according to the present invention. Referring to FIG. 1, a mobile terminal using the present invention supports a program sharing function during a mobile TV program playing process. The processing flow is described in detail:

 Step 110: The mobile terminal A and the mobile terminal B establish a CS call.

 Step 120: The mobile terminal A completes activation of the PS data link.

 Step 130: The mobile terminal A starts the mobile TV client, and after receiving the CMMB mobile TV data stream, decrypts and decodes the mobile TV program data stream through the CMMB chip;

 Step 140: The mobile terminal A initiates a mobile TV program sharing request to the mobile terminal B in the CS call state. Step 150, the mobile terminal B determines whether to accept the mobile TV program sharing request of the mobile terminal A. If the rejection is performed, step 160 is performed, if accepted , performing step 170;

 Step 160: The mobile terminal B refuses to accept the sharing of the mobile TV program, returns a response message rejecting the sharing to the mobile terminal A, the mobile terminal A ends the sharing of the program, and then hangs up the CS call, and the process ends;

 Step 170: The mobile terminal B activates the PS data link.

 Step 180: The program sharing module of the mobile terminal A encodes and packages the mobile TV program data stream that has been decrypted and decoded by the CMMB chip into a data packet, and then sends the data packet to the mobile terminal B;

 The audio stream is encoded by the AAC encoding method, and the video stream is encoded by the AVS-M encoding method, and the encoded video is obtained by transform, quantization, entropy encoding, intra prediction, inter prediction, loop filtering, and the like. Data, and then the encoded audio and video data is subjected to RTP packing operation. Of course, the present invention is not limited to the use of the AAC encoding method and the AVS-M encoding method, and other encoding methods may be used.

 Step 190: The program sharing module of the mobile terminal B acquires the data packet sent by the mobile terminal A from the PS data link, and performs an unpacking and decoding operation.

 Specifically, the RTP data packet received from the mobile terminal A is RTP unpacked, and then the audio stream data and the video stream data are sent to the audio decoding module and the video decoding module for decoding.

Step 200: The mobile terminal B plays the decoded mobile TV program, and realizes sharing of the mobile TV program between the mobile terminals A and B. The invention also provides a mobile terminal for supporting mobile phone television program sharing, wherein the mobile terminal is configured to receive a data stream of a mobile phone television program, perform decryption decoding, re-encode and encapsulate the data packet, and send the data to the peer mobile terminal for sharing. Before transmitting the data packet, the mobile terminal initiates a program sharing request to the opposite mobile terminal, and sends the data packet after receiving the response message that the opposite mobile terminal accepts the program sharing.

 Of course, the present invention is not limited to the sharing of mobile TV programs of the CMMB type, and also supports the sharing of mobile TV programs of other mobile multimedia broadcast types. After receiving other types of mobile TV programs, the transmitting end performs decryption decoding, re-encoding, and transmitting to the receiving. The mobile TV program is shared with the receiving end.

 The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Industrial Applicability The present invention can support the sharing of CMMB-based mobile TV programs between mobile terminals, and in particular, can meet the needs of mobile terminal users who do not have CMMB hardware chips to watch mobile TV programs. Moreover, the method proposed by the present invention also Can significantly increase the revenue of mobile network operators and TV program content providers.

Claims

Claim
 A method for supporting mobile phone program sharing between a sender and a receiver, characterized in that it comprises:
 The transmitting end receives the data stream of the mobile TV program, performs decryption decoding, re-encodes and encapsulates the data packet, and sends the data packet to the receiving end, and the receiving end receives the data packet for decoding to obtain the mobile phone television program.
 2. The method according to claim 1, wherein the transmitting end initiates a program sharing request to the receiving end before receiving the data packet, and receives a response of the program sharing at the receiving end. After the message, the packet is sent.
 The method of claim 2, wherein the sending end initiates the program sharing request by using a CS call established between the receiving end, or the sending end initiates the program sharing by sending a Push short message mode. request.
 4. The method according to claim 1, wherein the transmitting end transmits the data packet through a packet service data link.
 5. The method of claim 1, wherein the data packet is a real time transport protocol RTP packet.
 6. A mobile terminal supporting mobile TV program sharing, wherein the mobile terminal is configured to receive a data stream of a mobile phone television program, perform decryption decoding, re-encode and encapsulate the data packet, and send the data to the shared mobile end for sharing. terminal.
 The mobile terminal according to claim 6, wherein the mobile terminal is further configured to initiate a program sharing request to the opposite mobile terminal, and to receive the program sharing on the receiving mobile terminal. The packet is sent after the response message.
The mobile terminal according to claim 7, wherein the mobile terminal is further configured to establish a CS call with the opposite mobile terminal, initiate the program sharing request by using a CS call, or share a request: - . , , - . "
The mobile terminal according to claim 6, wherein the mobile terminal is further configured to activate a packet service data link, and send the data packet by using the packet service data link.
The mobile terminal according to claim 6, wherein the data packet encapsulated by the mobile terminal is a real-time transport protocol RTP packet.
PCT/CN2008/073313 2008-12-03 2008-12-03 Method and mobile terminal for sharing mobile phone television program WO2010063147A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2008/073313 WO2010063147A1 (en) 2008-12-03 2008-12-03 Method and mobile terminal for sharing mobile phone television program

Applications Claiming Priority (3)

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CN 200880126678 CN101946512A (en) 2008-12-03 2008-12-03 Method and mobile terminal for sharing mobile phone television program
PCT/CN2008/073313 WO2010063147A1 (en) 2008-12-03 2008-12-03 Method and mobile terminal for sharing mobile phone television program
KR1020117011589A KR101302880B1 (en) 2008-12-03 2008-12-03 Method and mobile terminal for sharing mobile phone television program

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CN (1) CN101946512A (en)
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CN101969619A (en) * 2010-10-28 2011-02-09 深圳市五巨科技有限公司 Method and device for mobile terminals to share resources
CN102469352A (en) * 2010-11-17 2012-05-23 芯讯通无线科技(上海)有限公司 Method for realizing mobile phone television video sharing and mobile phone
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CN101946512A (en) 2011-01-12
KR20110074780A (en) 2011-07-01
KR101302880B1 (en) 2013-09-05

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